package cn.edu.scau.cmi.ema.controller.rest;

import org.springframework.stereotype.Controller;

import java.util.List;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.io.IOException;

import com.google.gson.Gson;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;


import cn.edu.scau.cmi.ema.domain.base.CmiPagination;
import cn.edu.scau.cmi.ema.service.base.CmiPsonService;
import cn.edu.scau.cmi.ema.controller.base.CmiEmaController;
import cn.edu.scau.cmi.ema.dao.*;
import cn.edu.scau.cmi.ema.domain.*;
import cn.edu.scau.cmi.ema.service.*;

import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.bind.WebDataBinder;

@Controller("FoodbatchadditiveRestController")
public class FoodbatchadditiveRestController extends CmiEmaController {

	/**
	 * Create a new Foodbatchadditive entity
	 * 
	 */
	@RequestMapping(value = "/newFoodbatchadditive", method = RequestMethod.POST)
	@ResponseBody
	public Object newFoodbatchadditive(@RequestBody Foodbatchadditive foodbatchadditive) {
		foodbatchadditiveService.saveFoodbatchadditive(foodbatchadditive);
		return JSONObject.parse(cmiPsonService
				.toJsonString(foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditive.getId()), 2));
	}

	@RequestMapping(value = "/restNewFoodbatchadditive", method = RequestMethod.POST)
	@ResponseBody
	public Object restNewFoodbatchadditive(@RequestBody String foodbatchadditiveJson) {
		Foodbatchadditive foodbatchadditive = new Gson().fromJson(foodbatchadditiveJson, Foodbatchadditive.class);
		appendReferences(foodbatchadditive);
		foodbatchadditiveService.saveFoodbatchadditive(foodbatchadditive);
		return JSONObject.parse(cmiPsonService
				.toJsonString(foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditive.getId()), 2));
	}

	@RequestMapping(value = "/saveFoodbatchadditive", method = RequestMethod.PUT)
	@ResponseBody
	public Foodbatchadditive saveFoodbatchadditive(@RequestBody Foodbatchadditive foodbatchadditive) {
		foodbatchadditiveService.saveFoodbatchadditive(foodbatchadditive);
		return foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditive.getId());
	}

	@RequestMapping(value = "/restSaveFoodbatchadditive", method = RequestMethod.PUT)
	@ResponseBody
	public Object restSaveFoodbatchadditive(@RequestBody String foodbatchadditiveJson) {
		Foodbatchadditive foodbatchadditive = new Gson().fromJson(foodbatchadditiveJson, Foodbatchadditive.class);
		appendReferences(foodbatchadditive);
		CmiPsonService cmiPsonService = new CmiPsonService();
		foodbatchadditiveService.saveFoodbatchadditive(foodbatchadditive);
		return JSONObject.parse(cmiPsonService
				.toJsonString(foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditive.getId()), 1));
	}

	@RequestMapping(value = "/restDeleteFoodbatchadditive/{foodbatchadditiveId}", method = RequestMethod.DELETE)
	@ResponseBody
	public void restDeleteFoodbatchadditive(@PathVariable Integer foodbatchadditiveId) {
		Foodbatchadditive foodbatchadditive = foodbatchadditiveDAO
				.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId);
		foodbatchadditiveService.deleteFoodbatchadditive(foodbatchadditive);
	}

	@RequestMapping(value = "/restConfirmDeleteFoodbatchadditives")
	@ResponseBody
	public Object restConfirmDeleteFoodbatchadditives(@RequestBody Set<Integer> deleteFoodbatchadditivesIds) {
		Set<Foodbatchadditive> deleteFoodbatchadditives = foodbatchadditiveDAO
				.findFoodbatchadditivesByIds(deleteFoodbatchadditivesIds);
		Set<Foodbatchadditive> referencedFoodbatchadditives = foodbatchadditiveService
				.loadReferenceFoodbatchadditives(deleteFoodbatchadditives);
		deleteFoodbatchadditives.removeAll(referencedFoodbatchadditives);
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("referencedEntitys", referencedFoodbatchadditives);
		jsonObject.put("deleteEntitys", deleteFoodbatchadditives);
		return JSONObject.parse(jsonObject.toJSONString());
	}

	@RequestMapping("/restDeleteFoodbatchadditives")
	@ResponseBody
	public Object restDeleteFoodbatchadditives(@RequestBody Set<Foodbatchadditive> deleteFoodbatchadditives) {
		Iterator<Foodbatchadditive> iterator = deleteFoodbatchadditives.iterator();
		while (iterator.hasNext()) {
			Foodbatchadditive currentFoodbatchadditive = iterator.next();
			foodbatchadditiveService.deleteFoodbatchadditive(currentFoodbatchadditive);
		}
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("url", "listFoodbatchadditives");
		return JSONObject.parse(jsonObject.toJSONString());
	}
	// loadself

	@RequestMapping(value = "/restLoadFoodbatchadditive/{foodbatchadditiveId}", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFoodbatchadditive(@PathVariable Integer foodbatchadditiveId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService
				.toPsonString(foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId), 2, cmiPagination));
	}

	@RequestMapping(value = "/restLoadFoodbatchadditiveAdditive/{foodbatchadditiveId}/additive", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFoodbatchadditiveAdditive(@PathVariable Integer foodbatchadditiveId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId).getAdditive(), 2,
				cmiPagination));
	}

	@RequestMapping(value = "/restLoadFoodbatchadditiveFoodbatch/{foodbatchadditiveId}/foodbatch", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadFoodbatchadditiveFoodbatch(@PathVariable Integer foodbatchadditiveId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId).getFoodbatch(), 2,
				cmiPagination));
	}
	// loadReferenceds
	// TODO loadReferencedsPson，这个方法有一些问题，待修复

	public void appendReferences(Foodbatchadditive foodbatchadditive) {

		Additive additive = foodbatchadditive.getAdditive();
		if (additive != null)
			foodbatchadditive.setAdditive(additiveService.findAdditiveByPrimaryKey(additive.getId()));

		Foodbatch foodbatch = foodbatchadditive.getFoodbatch();
		if (foodbatch != null)
			foodbatchadditive.setFoodbatch(foodbatchService.findFoodbatchByPrimaryKey(foodbatch.getId()));

	}

	@RequestMapping(value = "/restGetFoodbatchadditiveAdditive/{foodbatchadditiveId}/additive", method = RequestMethod.POST)
	@ResponseBody
	public Object restGetFoodbatchadditiveAdditive(@PathVariable Integer foodbatchadditiveId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId).getAdditive(), 2,
				cmiPagination));
	}

	@RequestMapping(value = "/restGetFoodbatchadditiveFoodbatch/{foodbatchadditiveId}/foodbatch", method = RequestMethod.POST)
	@ResponseBody
	public Object restGetFoodbatchadditiveFoodbatch(@PathVariable Integer foodbatchadditiveId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService.toPsonString(
				foodbatchadditiveDAO.findFoodbatchadditiveByPrimaryKey(foodbatchadditiveId).getFoodbatch(), 2,
				cmiPagination));
	}

	@RequestMapping(value = "/restListFoodbatchadditives", method = RequestMethod.GET)
	@ResponseBody
	public Object restListFoodbatchadditives() {
		return JSONObject.parse(cmiPsonService.toJsonString(foodbatchadditiveService.loadFoodbatchadditives(), 2));
	}

	@RequestMapping(value = "/restListFoodbatchadditivesPost", method = RequestMethod.POST)
	@ResponseBody
	public Object restListFoodbatchadditivesPost(@RequestBody CmiPagination cmiPagination) {

		CmiPsonService cmiPsonService = new CmiPsonService();
		cmiPagination = foodbatchadditivePaginationService.updateAppPagination(cmiPagination);
		int startResult = (cmiPagination.getCurrentPagination() - 1) * cmiPagination.getPaginationSize();

		Set<Foodbatchadditive> foodbatchadditives = foodbatchadditiveDAO.findAllFoodbatchadditives(startResult,
				cmiPagination.getPaginationSize());
		String foodbatchadditiveString = cmiPsonService.toPsonString(foodbatchadditives, 2, cmiPagination);

		return JSONObject.parse(foodbatchadditiveString);
	}

	@RequestMapping("/foodbatchadditiveSelectBox")
	@ResponseBody
	public JSONObject foodbatchadditiveSelectBox(@RequestParam(required = false) String searchTable,
			@RequestParam(required = false) Set<Integer> searchValue, // 杨宏宇2019-9-10：searchValue是在selectpage.js的616行定义，如果要修改searchValue的名称，1.可以修改在selectpage.js修改；2.可以
																		// @RequestParam(value="searchValue", required =
																		// false) Set<Integer> someName
			@RequestParam(required = false, defaultValue = "10") int paginationSize,
			@RequestParam(required = false, defaultValue = "1") int pageNumber,
			@RequestParam(value = "qWord[]", required = false) String queryword,
			@RequestParam(required = false) String selectItem) throws IOException {
		Set entitySet = null;
		Integer count = 0;

		// 初始化原始值

		if (searchValue != null) {
			switch (searchTable) {
			// 外键
			case "Additive":
				entitySet = additiveService.loadAdditivesByIdSet(searchValue);
				break;
			case "Foodbatch":
				entitySet = foodbatchService.loadFoodbatchsByIdSet(searchValue);
				break;

			// 被引用键
			}
			// 没有测试，深度需要多少？？？
			String jsonData = cmiPsonService.toJsonString(entitySet, 1);
			JSONArray jsonArray = new JSONArray();
			jsonArray = (JSONArray) JSON.parse((String) jsonData);

			JSONObject jsonObject = new JSONObject();
			jsonObject.put("list", jsonArray);
			jsonObject.put("totalRow", entitySet.size());
			return jsonObject;
		}

		// 不根据关键字进行搜索
		if (queryword == null || queryword.trim() == "") {
			switch (selectItem) {
			// 外键
			case "Additive":
				entitySet = additiveDAO.findAllAdditives((pageNumber - 1) * paginationSize, paginationSize);
				count = additiveService.countAdditives();
				break;
			case "Foodbatch":
				entitySet = foodbatchDAO.findAllFoodbatchs((pageNumber - 1) * paginationSize, paginationSize);
				count = foodbatchService.countFoodbatchs();
				break;

			// 被引用键
			}
		} else {
			switch (selectItem) {
			// 外键
			case "Additive":
				entitySet = additiveDAO.findAdditiveByNameContaining(queryword, (pageNumber - 1) * paginationSize,
						paginationSize);
				count = additiveService.countAdditivesByName(queryword);
				break;
			case "Foodbatch":
				entitySet = foodbatchDAO.findFoodbatchByNameContaining(queryword, (pageNumber - 1) * paginationSize,
						paginationSize);
				count = foodbatchService.countFoodbatchsByName(queryword);
				break;

			// 被引用键
			}
		}
		/**
		 * 将Json数据转换成jsonArray形式，需要通过pson方式进行转换，然后再转换成JsonArray。因为存在懒加载
		 * 没有直接使用CmiPsonService中的fromJson方法是因为，fromJson方法会将int类型的直接转换成double类型的数据，这个问题还没有解决
		 */
		// 没有测试，深度需要多少？？？
		String jsonData = cmiPsonService.toJsonString(entitySet, 1);
		JSONArray jsonArray = new JSONArray();
		jsonArray = (JSONArray) JSON.parse((String) jsonData);

		JSONObject jsonObject = new JSONObject();
		jsonObject.put("list", jsonArray);
		jsonObject.put("paginationSize", paginationSize);
		jsonObject.put("pageNumber", pageNumber);
		jsonObject.put("totalRow", count);
		jsonObject.put("totalPaginations",
				count % paginationSize == 0 ? count / paginationSize : count / paginationSize + 1);
		return jsonObject;
	}
}
